Home / 57,611,245.58-79,510,781.79-37,781,687.18

Finding the Fourth Proportional to 57,611,245.58, 79,510,781.79 and 37,781,687.18

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Solution

The fourth proportional to 57,611,245.58, 79,510,781.79 and 37,781,687.18 is: 52,143,491.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,611,245.58 : 79,510,781.79 = 37,781,687.18 : x
  2. Step 2: Convert to fraction form
    57,611,245.58/79,510,781.79 = 37,781,687.18/x
  3. Step 3: Cross multiply
    57,611,245.58x = 79,510,781.79 × 37,781,687.18
  4. Step 4: Simplify right side
    57,611,245.58x = 3,004,051,485,225,797.50
  5. Step 5: Solve for x
    x = 3,004,051,485,225,797.50/57,611,245.58
  6. Step 6: Final answer
    x = 52,143,491.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.